Reviewed By David C. Dugdale III, MD, Professor of Medicine, Division of General Medicine, Department… of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc. more »
Definition
Proliferation is the growth of tissue cells. In many diseases, proliferation is abnormal. Cancer cells are very prolific -- they have high rates of cell division and growth.